Exposure
- ID
- GRAVI.2021-05-30T04:53:53.241_1
- Header ID
- GRAVI.2021-05-30T04:53:53.241
- Date updated
- 2021-05-30 05:10:14 UTC+0000
- Release date
- 2022-05-30 05:10:14 UTC+0000
- UTC Start
- 2021-05-30 04:53:53.241
- UTC End
- 2021-05-30 04:59:13.241
- MJD Start
- 59364.20408844
- MJD End
- 59364.2077921437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0063835
- Ambient temperature (°C)
- 9.88
- Seeing (arcsec)
- 0.64
Observation
- ID
- 47490
- Category
- science
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35621
- Name
- S2
- RA
- 266.41672
- DEC
- -29.00717
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5440 | 56.5520 | 18.7000 | 19.4000 |
| U1-U3 | 102.3010 | 102.3450 | 24.8000 | 25.6000 |
| U1-U4 | 128.4900 | 128.8390 | 52.3190 | 53.1350 |
| U2-U3 | 46.4770 | 46.5200 | 32.3000 | 33.1000 |
| U2-U4 | 87.2150 | 87.6120 | 73.3550 | 74.1280 |
| U3-U4 | 60.4230 | 60.7470 | 103.6840 | 104.3050 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59364.20408844 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.41672 |
| DEC | -29.00717 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.544 |
| HIERARCH ESO ISS PBL12 END | 56.552 |
| HIERARCH ESO ISS PBLA12 START | 18.7 |
| HIERARCH ESO ISS PBLA12 END | 19.4 |
| HIERARCH ESO ISS PBL13 START | 102.301 |
| HIERARCH ESO ISS PBL13 END | 102.345 |
| HIERARCH ESO ISS PBLA13 START | 24.8 |
| HIERARCH ESO ISS PBLA13 END | 25.6 |
| HIERARCH ESO ISS PBL14 START | 128.49 |
| HIERARCH ESO ISS PBL14 END | 128.839 |
| HIERARCH ESO ISS PBLA14 START | 52.319 |
| HIERARCH ESO ISS PBLA14 END | 53.135 |
| HIERARCH ESO ISS PBL23 START | 46.477 |
| HIERARCH ESO ISS PBL23 END | 46.52 |
| HIERARCH ESO ISS PBLA23 START | 32.3 |
| HIERARCH ESO ISS PBLA23 END | 33.1 |
| HIERARCH ESO ISS PBL24 START | 87.215 |
| HIERARCH ESO ISS PBL24 END | 87.612 |
| HIERARCH ESO ISS PBLA24 START | 73.355 |
| HIERARCH ESO ISS PBLA24 END | 74.128 |
| HIERARCH ESO ISS PBL34 START | 60.423 |
| HIERARCH ESO ISS PBL34 END | 60.747 |
| HIERARCH ESO ISS PBLA34 START | 103.684 |
| HIERARCH ESO ISS PBLA34 END | 104.305 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007754 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005013 |
| HIERARCH ESO ISS AMBI TEMP | 9.88 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |